Tension-adjustable yarn traction device
By designing a yarn traction device with an adjustment structure and a limit fixing mechanism, the problems of small tension adjustment amplitude and inconvenient roller replacement are solved, and more efficient yarn tension adjustment and device universalization are achieved Sex improvement.
Patent Information
- Application Number
- CN202420154663.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-23
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-01-23
AI Technical Summary
The existing yarn traction device adjusts the tension force of the yarn with a small amplitude, and when the yarn is used, it is not convenient to replace the roller shaft, which affects the textile efficiency.
A yarn traction device including a base plate, a support plate, a spool, a guide shaft, a connecting rod, a limit block and an adjustment structure is designed. The yarn tensioning force is adjusted by a motor driving screw and a adjustment roller, and Secure the spool and guide shaft through the limit block and the card block to ensure their stable installation and disassembly.
It improves the tension adjustment amplitude and versatility of the yarn traction device, facilitates replacement of roller shafts, and improves textile efficiency.
Smart Images
Figure CN222181417U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of textiles, in particular to a yarn traction device with adjustable tension. Background Art
[0002] The cotton textile industry spans across the two major production areas of agriculture and industry, involving multiple links such as cotton production, ginning, spinning, weaving, printing and dyeing, garments and terminal consumption. Among them, weaving is completed on a textile machine, and the process of interweaving blended yarns on a bracket into fabrics is crucial in this process.
[0003] After searching, the existing Chinese patent publication number is: CN218621256U, which provides a blended yarn traction device. The patent realizes the change of the distance between the arc plate and the driving rod through the reciprocating sliding of the sliding disk, and then adjusts the tension effect of the arc plate on the yarn in real time according to the tension of the yarn, so as to avoid the yarn being too loose or too tight during the transmission process, and ensure the quality of yarn spinning.
[0004] Although the above patent can adjust the tension of the yarn, the above-mentioned blended yarn traction device still has the following problems: the yarn traction device has a small adjustment range for the tension of the yarn, and it is inconvenient to replace the roller shaft after the yarn is used up, which affects the textile efficiency.
[0005] In view of the above problems, a yarn pulling device with adjustable tension is proposed. Utility Model Content
[0006] The utility model aims to provide a yarn traction device with adjustable tension, which solves the problem that the yarn traction device in the background technology has a small adjustment range for the tension of the yarn, and it is inconvenient to replace the roller shaft after the yarn is used up, which affects the textile efficiency.
[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a yarn traction device with adjustable tensioning force, comprising a bottom plate, the top four corners of the bottom plate are fixedly connected to support plates, the front and rear ends of the two support plates on the right side are penetrated and rotatably connected with a pay-off shaft, the middle position of the outer diameter of the pay-off shaft is penetrated and fixedly connected with a pay-off roller, the left positions of the top of the four support plates are penetrated and rotatably connected with connecting rods, the middle positions of the outer diameters of the four connecting rods are penetrated and fixedly connected with a pressing plate, the right positions of the top of the four support plates are penetrated and rotatably connected with a limiting block, the limiting block and the pressing plate are penetrated and slidably connected, the top positions of the front and rear ends of the two support plates on the left side are penetrated and rotatably connected with a guide shaft, the middle position of the outer diameter of the guide shaft is penetrated and fixedly connected with a guide roller, the front end position of the guide shaft is detachably connected with a second motor, a fixed structure is provided at the right position of the top of the front and rear ends of the support plate, and an adjusting structure is provided at the middle position of the front and rear ends of the top of the bottom plate;
[0008] By adopting the above technical solution, the yarn is wound on the pay-off roller, and the pay-off shaft and the guide shaft are distributed in the support plates on both sides, and then the pressure plate is driven to rotate by the connecting rod to make the limit block slide into the pressure plate, and then the limit block is rotated to fix the pressure plate, and the yarn is pulled by the guide roller.
[0009] As a further description of the above technical solution: the adjustment structure includes a fixed frame, a first motor is fixedly connected to the top position of the fixed frame at the front end, a lead screw is fixedly connected to the output end of the first motor, a nut pair is passed through and threadedly connected to the middle position of the outer diameter of the lead screw, an adjustment shaft is passed through and rotatably connected to the rear end of the nut pair, an adjustment roller is passed through and fixedly connected to the middle position of the outer diameter of the adjustment shaft, and a slider is passed through and slidably connected to the middle position of the inner wall of the fixed frame at the rear end;
[0010] By adopting the above technical solution, the first motor drives the screw rod to rotate, so that the nut pair drives the adjusting shaft and the adjusting roller to move up and down, thereby adjusting the tension of the yarn.
[0011] As a further description of the above technical solution: the slider is penetrated and rotatably connected with the adjustment shaft;
[0012] By adopting the above technical solution, the adjustment shaft can be prevented from deviating by the sliding block sliding in the fixing frame.
[0013] As a further description of the above technical solution: the fixed structure includes a support frame, the left and right sides of the support frame are penetrated and rotatably connected with fixed rods, the top of the fixed rod is fixedly connected with a clamping block, and the clamping block is penetrated and slidably connected with the limit block;
[0014] By adopting the above technical solution, the clamping block is driven to rotate by the fixing rod, so that the limiting block slides into the clamping block, and the clamping block slides into the supporting plate for fixing.
[0015] As a further description of the above technical solution: the clamping block and the support plate are penetrated and slidably connected;
[0016] By adopting the above technical solution, the limit block can be fixed by sliding the clamping block into the supporting plate.
[0017] As a further description of the above technical solution: a base is fixedly connected to the bottom of the second motor;
[0018] By adopting the above technical solution, the second motor is supported by the base.
[0019] As a further description of the above technical solution: the screw rod is penetrated and rotatably connected with the fixing frame;
[0020] By adopting the above technical solution, the first motor drives the screw rod to rotate in the fixing frame, so that the nut pair slides up and down in the fixing frame.
[0021] As a further description of the above technical solution: support rods are fixedly connected to the four corners of the bottom of the base plate.
[0022] By adopting the above technical solution, the traction device is supported by the support rod.
[0023] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0024] The utility model provides a yarn traction device with adjustable tensioning force, which drives a pressure plate to rotate through a connecting rod to make a limit block slide into the pressure plate, and then rotates the limit block to fix the pressure plate, drives a clamping block to rotate through a fixing rod to make the limit block slide into the clamping block, and at the same time the clamping block slides into a supporting plate to be fixed, which is convenient for installing and removing a pay-off shaft and a guide shaft, and at the same time limits the pay-off shaft to prevent the pay-off shaft from rotating away from the supporting plate, drives the lead screw to rotate through a first motor, and makes the nut pair drive the adjusting shaft and the adjusting roller to move up and down, thereby adjusting the tensioning force of the yarn, thereby improving the versatility of the device. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0026] Figure 2 This is a schematic diagram of the fixing frame structure of the utility model;
[0027] Figure 3 This is a schematic diagram of the support plate structure of the utility model;
[0028] Figure 4 It is a top view of the utility model.
[0029] In the figure: 1. bottom plate; 2. support plate; 3. pay-off shaft; 4. pay-off roller; 5. fixed frame; 6. adjusting roller; 7. first motor; 8. guide roller; 9. base; 10. second motor; 11. support rod; 12. block; 13. screw rod; 14. nut pair; 15. adjusting shaft; 16. slider; 17. pressure plate; 18. limit block; 19. connecting rod; 20. support frame; 21. fixed rod; 22. guide shaft. DETAILED DESCRIPTION
[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0031] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.
[0032] Combination Figure 1 and Figure 4 The utility model discloses a yarn pulling device with adjustable tension, comprising a bottom plate 1, the top four corners of the bottom plate 1 are fixedly connected with support plates 2, the front and rear ends of the two support plates 2 on the right side are penetrated and rotatably connected with a pay-off shaft 3, the middle position of the outer diameter of the pay-off shaft 3 is penetrated and fixedly connected with a pay-off roller 4, the top positions of the front and rear ends of the two support plates 2 on the left side are penetrated and rotatably connected with a guide shaft 22, the middle position of the outer diameter of the guide shaft 22 is penetrated and fixedly connected with a guide roller 8, and the front end of the guide shaft 22 is detachably connected with a second motor 10. The bottom position of the second motor 10 is fixedly connected with a base 9, and the four corners of the bottom of the bottom plate 1 are fixedly connected with support rods 11 to pull the yarn on the pay-off roller 4 to the adjusting roller 6 and the guide roller 8. The output end of the second motor 10 is fixedly connected with a sleeve, and the sleeve and the guide shaft 22 are slid into docking through the protrusion in the sleeve and the groove on the guide shaft 22 to generate a limiting function. The second motor 10 drives the guide shaft 22 to rotate, so that the guide roller 8 rotates to stretch the yarn, and at the same time, it is convenient to install and disassemble the guide shaft 22.
[0033] Combination Figure 3The left positions of the tops of the four support plates 2 are all penetrated and rotatably connected with connecting rods 19, the middle positions of the outer diameters of the four connecting rods 19 are all penetrated and fixedly connected with pressure plates 17, the right positions of the tops of the four support plates 2 are all penetrated and rotatably connected with limit blocks 18, the limit blocks 18 and the pressure plates 17 are penetrated and slidably connected, and a fixed structure is provided at the right positions of the tops of the front and rear ends of the support plates 2, and the fixed structure includes a support frame 20, and the left and right sides of the support frame 20 are penetrated and rotatably connected with fixed rods 21, and the top position of the fixed rod 21 is fixedly connected with a clamping block 12, and the clamping block The block 12 is penetrated and slidably connected with the limit block 18, and the clamping block 12 is penetrated and slidably connected with the support plate 2. The pay-off shaft 3 and the guide shaft 22 are respectively placed in the support plates 2 on both sides, and then the pressure plate 17 is driven to rotate by the connecting rod 19 to make the limit block 18 slide into the pressure plate 17, and then the limit block 18 is rotated to fix the pressure plate 17, and the clamping block 12 is driven to rotate by the fixing rod 21 to make the limit block 18 slide into the clamping block 12, and at the same time the clamping block 12 slides into the support plate 2 for fixation, thereby preventing the pay-off shaft 3 from sliding out of the support plate 2 during rotation.
[0034] Combination Figure 1 and Figure 2 An adjustment structure is provided at the middle position of the front and rear ends of the top of the bottom plate 1, and the adjustment structure includes a fixed frame 5. The top position of the front end fixed frame 5 is fixedly connected to a first motor 7, and the output end of the first motor 7 is fixedly connected to a screw rod 13. The screw rod 13 and the fixed frame 5 are penetrated and rotatably connected. A nut pair 14 is penetrated and threadedly connected to the middle position of the outer diameter of the screw rod 13, and an adjusting shaft 15 is penetrated and rotatably connected to the rear end of the nut pair 14. The middle position of the outer diameter of the adjusting shaft 15 penetrates and is fixedly connected to an adjusting roller 6, and a slider 16 is penetrated and slidably connected to the middle position of the inner wall of the rear end fixed frame 5. The slider 16 and the adjusting shaft 15 are penetrated and rotatably connected. The guide shaft 22 is driven to rotate by the second motor 10, so that the guide roller 8 is rotated to stretch the yarn. During the stretching process, the screw rod 13 is driven to rotate by the first motor 7, so that the nut pair 14 drives the adjusting shaft 15 and the adjusting roller 6 to move up and down, thereby adjusting the tension of the yarn.
[0035] Working principle: when installing the device, the utility model first places the pay-off shaft 3 and the guide shaft 22 in the support plates 2 on both sides respectively, and then drives the pressure plate 17 to rotate through the connecting rod 19 to make the limit block 18 slide into the pressure plate 17, and then rotates the limit block 18 to fix the pressure plate 17, and drives the clamping block 12 to rotate through the fixing rod 21 to make the limit block 18 slide into the clamping block 12, and at the same time the clamping block 12 slides into the support plate 2 for fixation, thereby preventing the pay-off shaft 3 from sliding out of the support plate 2 during rotation, and pulling the yarn on the pay-off roller 4 to the adjusting roller 6 and the guide roller 8, and the second motor 10 drives the guide shaft 22 to rotate, so that the guide roller 8 rotates to stretch the yarn, and during the stretching process, the screw rod 13 is driven to rotate by the first motor 7, so that the nut pair 14 drives the adjusting shaft 15 and the adjusting roller 6 to move up and down, thereby adjusting the tension of the yarn.
[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A yarn pulling device with adjustable tension, comprising a bottom plate (1), characterized in that: The four corners of the top of the bottom plate (1) are all fixedly connected to support plates (2); the front and rear ends of the two right support plates (2) are penetrated by and rotatably connected to a wire-releasing shaft (3); the middle position of the outer diameter of the wire-releasing shaft (3) is penetrated by and fixedly connected to a wire-releasing roller (4); the left positions of the tops of the four support plates (2) are all penetrated by and rotatably connected to a connecting rod (19); the middle positions of the outer diameters of the four connecting rods (19) are all penetrated by and fixedly connected to a pressing plate (17); the right positions of the tops of the four support plates (2) are all penetrated by and rotatably connected to A limit block (18) is provided, the limit block (18) and the pressure plate (17) are penetrated and slidably connected, a guide shaft (22) is penetrated and rotatably connected at the top positions of the front and rear ends of the two support plates (2) on the left side, a guide roller (8) is penetrated and fixedly connected at the middle position of the outer diameter of the guide shaft (22), a second motor (10) is detachably connected at the front end position of the guide shaft (22), a fixing structure is provided at the right position of the top position of the front and rear ends of the support plate (2), and an adjustment structure is provided at the middle position of the front and rear ends of the top of the bottom plate (1).
2. A yarn pulling device with adjustable tension according to claim 1, characterized in that: The adjustment structure comprises a fixing frame (5), a first motor (7) being fixedly connected to the top position of the fixing frame (5) at the front end, a lead screw (13) being fixedly connected to the output end of the first motor (7), a nut pair (14) passing through and being threadedly connected to the middle position of the outer diameter of the lead screw (13), an adjustment shaft (15) passing through and being rotatably connected to the rear end of the nut pair (14), an adjustment roller (6) passing through and being fixedly connected to the middle position of the outer diameter of the adjustment shaft (15), and a slider (16) passing through and being slidably connected to the middle position of the inner wall of the fixing frame (5) at the rear end.
3. A yarn pulling device with adjustable tension according to claim 2, characterized in that: The slider (16) and the adjustment shaft (15) penetrate and are rotationally connected.
4. A yarn pulling device with adjustable tension according to claim 1, characterized in that: The fixing structure comprises a support frame (20), wherein fixing rods (21) penetrate through and are rotatably connected to the left and right sides of the support frame (20), a clamping block (12) is fixedly connected to the top of the fixing rod (21), and the clamping block (12) penetrates and is slidably connected to the limiting block (18).
5. A yarn pulling device with adjustable tension according to claim 4, characterized in that: The clamping block (12) and the supporting plate (2) penetrate and are slidably connected.
6. A yarn pulling device with adjustable tension according to claim 1, characterized in that: A base (9) is fixedly connected to the bottom of the second motor (10).
7. A yarn pulling device with adjustable tension according to claim 2, characterized in that: The screw rod (13) and the fixing frame (5) penetrate and are rotatably connected.
8. A yarn pulling device with adjustable tension according to claim 1, characterized in that: Support rods (11) are fixedly connected to the four corners of the bottom of the base plate (1).